1. 304 stainless steel,Using steel and mirror polishing technology for health and safety 2.Horizontal constant vertical filling pressure,Tightly fitting horizontal uniform powder dispersion with adaptive height 3.Three leaf base height adjustable distributor features three angled slopes that efficiently, Evenly and consistently move the coffee around in a circle motion to create an even puck, No more inconsistencies between baristas. 4.Minimally designed and stylish appearance,Exquisite and beautiful Specification:51mm Color: As Shown Material: Beech+Aluminum 304 Stainless Steel Package Contents: 1 x Coffee Distributor Cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.